Average Co-Inventor Count = 3.25
ph-index = 8
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Kao Corporation (12 from 3,600 patents)
2. Asahi Kogaku Kogyo Kabushiki Kaisha (1 from 3,132 patents)
3. Sigma Corporation (1 from 26 patents)
14 patents:
1. 6299887 - Phosphoric triesters and external compositions containing the same
2. 5972877 - Detergent composition comprising crystals of a neutral salt of an
3. 5716626 - Skin cleanser
4. 5578311 - Cosmetic
5. 5461170 - Process for preparation of polyol fatty acid ester and glyceride mixture
6. 5342611 - Hair cleansing composition
7. 5211941 - Hair cleansing composition
8. 5192076 - Keno game playing apparatus
9. 5080889 - Diacylglycerin and cosmetic composition
10. 5071971 - External skin care preparation
11. 5028416 - External skin care preparation
12. 4985547 - External skin care preparation
13. 4839162 - Cosmetic
14. 4613218 - Illuminating light beam axis adjusting mechanism in ophthalmoscope with